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-rw-r--r--gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr42998.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr42998.c b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr42998.c
new file mode 100644
index 000000000..7506d1581
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.c-torture/compile/pr42998.c
@@ -0,0 +1,15 @@
+void foo(void *);
+void bar(void *);
+void ndisc_fill_addr_option(unsigned char *opt, int data_len,
+ unsigned short addr_type)
+{
+ int pad;
+ if (addr_type == 32)
+ pad = 2;
+ else
+ pad = 0;
+ __builtin_memset(opt + 2, 0, pad);
+ opt += pad;
+ __builtin_constant_p(data_len) ? foo (opt+2) : bar (opt+2);
+}
+